About the Rocky Mountain Section

Rocky Mountain Section

The Rocky Mountain Section has been a thriving part of The Geological Society of America since 1948. Please explore the links at right and below to learn more about the benefits we offer our Section members.

RM Newsletter - Spring 2016 -


2016–2017 Section Officers

Officers (3 Members)

Terms: Chair—1 year, Vice-Chair—1 year, Secretary—4 years


Amy L. Ellwein
Rocky Mtn Biol Lab (RMBL)


Janet Dewey
University of Wyoming


Ranie M. Lynds
Wyoming State Geological Survey

Fourth year of initial 4-year term 

Kevin H. Mahan
University of Colorado-Boulder.

Management Board (5 Members)

Includes the section officers, the immediate past chair, and one voting member appointed by the chair.

Past Chair:

Erin Campbell-Stone
University of Wyoming


Shannon Mahan
US Geological Survey

GSA Councilors:

Neil Fishman, Claudia Mora


Student Advisory
Council Representative:

Kimberley Marie Bell
University of Calgary

Membership 3,997 voting members of the Section as of 31 December 2016.


In the United States:

The states of Colorado, Idaho, Montana, New Mexico, North Dakota, South Dakota, Utah, Wyoming, and that part of Arizona north of 35 degrees North Latitude.

In Canada:

The provinces of Alberta and Saskatchewan.

In Mexico:

The state of Chihuahua.